m-PEG3-CH2CH2COOH

Basic Information

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CAS Number

67319-28-2

Molecular Formula

C10H20O6

Molecular Weight

236.26 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Ethers

Basic Physical Properties

Boiling Point

352.3±32.0 ºC (760 Torr),

Density

1.105±0.06 g/cm3 (20 ºC 760 Torr),

Flash Point

129.8±18.6 ºC,

SMILES

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COCCOCCOCCOCCC(=O)O

InChI

InChI=1S/C10H20O6/c1-13-4-5-15-8-9-16-7-6-14-3-2-10(11)12/h2-9H2,1H3,(H,11,12)

InChIKey

ZMCJTXKSDDFJRG-UHFFFAOYSA-N

LogP

0.15730000000000016

Topological Polar Surface Area

74.22 Å²

Hydrogen Bond Donor/Acceptor

1 / 6

Complexity

161

Synonyms & References

English

4,7,10,13-tetraoxatetradecanoic acid
MPEG3-CH2CH2COOH
2,5,8,11-Tetraoxatetradecan-14-oic acid
m-PEG4-Acid
mPEG3-propionic acid
mPEG3-OCH2COOH
BIPG1543
ZMCJTXKSDDFJRG-UHFFFAOYSA-N
AK308204
3-[2-[2-(2-methoxyethoxy)ethoxy]ethoxy]propanoic acid
m-PEG3-CH2CH2COOH

MDL Number

MFCD11041124

FAQ

What are the physical and chemical properties of m-PEG3-CH2CH2COOH (CAS: 67319-28-2)?

m-PEG3-CH2CH2COOH is a water-soluble polymer with a molecular weight of approximately 10,000 Da. It has a crystalline form and is soluble in water and organic solvents. Reactivity is primarily observed in the carboxylic acid group, making it suitable for conjugation with other molecules. It exhibits good stability in aqueous solutions and is not flammable under normal conditions.

How is m-PEG3-CH2CH2COOH (CAS: 67319-28-2) typically synthesized?

m-PEG3-CH2CH2COOH is synthesized through the modification of polyethylene glycol (PEG) using a coupling reagent such as N-hydroxysuccinimide (NHS) ester. The reaction involves the NHS ester reacting with the carboxylic acid group of the PEG, followed by the addition of a coupling agent to form the amide bond. This process yields a high-selectivity product with good yield.

What industries use m-PEG3-CH2CH2COOH (CAS: 67319-28-2)?

m-PEG3-CH2CH2COOH is widely used in the pharmaceuticals industry for drug delivery systems, in the polymer industry for functionalization of polymers, in the sensor industry for biocompatible coatings, and in the semiconductor industry for surface modification of substrates. Its ability to form stable amide bonds with various functional groups makes it versatile in these applications.

What precautions should be taken when handling m-PEG3-CH2CH2COOH (CAS: 67319-28-2)?

When handling m-PEG3-CH2CH2COOH, it is important to use personal protective equipment (PPE) such as gloves and goggles. Work should be conducted in a well-ventilated area or a fume hood. In case of skin contact, wash with soap and water. Ingestion should be avoided, and if ingested, seek medical attention immediately. An SDS (Safety Data Sheet) should be readily available for reference.